Question

A store has a contest to guess the mass of 10,000 peanuts if a peanut has a mass of about 0.45 g what would be a reasonable guess with a mass of 10,000 peanuts

Answer 1

You can just multiply the 0.45 grams by 10,000. Just keep moving to decimal to the right.

0.45 * 10000 = 4500